All Articles
The Ferris-Haggarty Copper-Gold Mine, Grand Encampment District, Wyoming
January 2003 by W. Dan Hausel
At the close of the 19th Century, optimism was high that Wyoming would become an important source for copper much like the neighbor states of Colorado, Utah, and Montana. This dream was short-lived...
Additional articles that might interest you...
Sunnyside, Arizona
March 2000
The little-known Sunnyside district in Cochise County, Arizona, is on the southwest side of the Huachuca Mountains, which reach elevations in excess of 9,000 feet.
The little-known Sunnyside district in Cochise County, Arizona, is on the southwest side of the Huachuca Mountains, which reach elevations in excess of 9,000 feet.
Arizona Prospector Rescued from Mine Shaft
November 2018
“I heard him hollering down in the hole as soon as I got there,” he said. “I was just glad to see him alive.”
Legislative and Regulatory Update
April 2009
• Dredging bill needs your attention
• Miners take the offensive
• Cap-and-trade legislation
• Dredging bill needs your attention
• Miners take the offensive
• Cap-and-trade legislation
Backwards Find
July 2013
I furiously started pulling material out of the side wall and putting it in my scoop. It didn't take long to discover that the source of the scream was from a one-ounce chunk...
I furiously started pulling material out of the side wall and putting it in my scoop. It didn't take long to discover that the source of the scream was from a one-ounce chunk...
Reinventing the Wheel—The Infinity-Jet
June 2004
To all the miners who read the article, “New Life for the Suction Dredge,” printed in the December 2003 issue of ICMJ, I have an amusing update for you. I periodically go through my old back issues and I found the December 1981 issue very interesting.
To all the miners who read the article, “New Life for the Suction Dredge,” printed in the December 2003 issue of ICMJ, I have an amusing update for you. I periodically go through my old back issues and I found the December 1981 issue very interesting.
Revised Dredge Regulations Published for California—Pure Garbage
March 2012
We can’t say it wasn’t expected. The California Department of Fish & Game released revised suction gold dredging regulations on February 17, 2012, and it’s obvious the agency wants to make life as difficult as possible for dredgers.
We can’t say it wasn’t expected. The California Department of Fish & Game released revised suction gold dredging regulations on February 17, 2012, and it’s obvious the agency wants to make life as difficult as possible for dredgers.
Gold Deposits in Skarn
July 2003
Skarn consists of coarse-grained calcium, magnesium, iron, and aluminum silicates formed by hydrothermal solutions, which replace limestone or dolomite near the contact with an igneous intrusion. The contact metamorphism is usually caused by an intrusion such as quartz monzonite, granodiorite, or similar rock type, which may or may not be mineralized.
Skarn consists of coarse-grained calcium, magnesium, iron, and aluminum silicates formed by hydrothermal solutions, which replace limestone or dolomite near the contact with an igneous intrusion. The contact metamorphism is usually caused by an intrusion such as quartz monzonite, granodiorite, or similar rock type, which may or may not be mineralized.
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The Bawl Mill
• The Old Dutch Cleanser Mine
• Directory of Active Mines in Arizona Available
• Picks & Pans: Gold Prospecting on the East Fork River, Alaska
• Beryllium in Nevada
• Company Notes
• The Cemetery Rush
• Border Silver
• Grandfather John's Notes
• ICMJ's 12th Annual Photo Contest Results
• Tiffany & Co. to Open Plant in Northern Canada
• The Patio
• Looking Back
• Melman on Gold & Silver
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